baber/WOPTO huggingface dataset:
Patent KR-20040050203-A (KR)
Title: Device for lifting the hood of car to protect the passenger
Inventor: HAN YONG HA
IPC: B62D25/12
Filed: 2002-12-09
Abstract: PURPOSE: A hood-raising device for protecting a pedestrian is provided to reduce pedestrian's injured degree by raising the rear end of a hood and absorbing impact if a pedestrian bumps against a traveling vehicle and the pedestrian falls down on a hood. CONSTITUTION: A hood-raising device for protecting a pedestrian comprises a shield plate(10) installed to the lower part of a hood hinge of a vehicle and bolted on a vehicle body and a floor; a support bracket(12) installed to the inner lower end of the shield plate; a gas generator(14) installed to the upper part of the support bracket, to generate gas by a control signal; an impactor(18) moving to the upper side according to gas expansion; a housing(20) receiving the gas generator and the impactor; a hinge mounting plate(28) separably installed to the upper end of the shield plate, to fix the hood hinge; a collision sensor(32) installed to the front of the vehicle, to detect a pedestrian's collision; and an ECU(Electronic Control Unit,30) outputting a gas explosion signal to the gas generator according to a collision detection signal from the collision sensor. A guide bar(16) is formed to the side of the impactor. A pair of stoppers(22) restricting the movement of the guide bar are formed to the side of the shield plate.
Patent KR-20040051434-A (KR)
Title: Apparatus for removing foreign materials from surface of final coil product
Inventor: KIM JAE GEUN
IPC: B21B45/02
Filed: 2002-12-12
Abstract: PURPOSE: An apparatus for removing foreign materials on the surface of final coil product is provided to easily and cleanly remove foreign materials such as dust settled down on the surface of the coil product by injecting air onto the coil product from air nozzle as lowering cleaning part and laterally moving the whole apparatus. CONSTITUTION: The apparatus comprises a base plate(20) arranged with being parallel to a transfer direction of the coil product; a sliding part arranged on the base plate in such a manner that the sliding part is movable in a length direction of the base plate; a horizontal lift cylinder(61) for moving the sliding part; a cleaning part(90) comprising a connection part connected to the sliding part in such a manner that the connection part is movable in a vertical direction, and a cleaning head(94) fixed to the connection part; and a vertical lift cylinder(28) for vertically moving the cleaning part by shaft(34) an upper part of which is connected to the connection part, wherein the cleaning head comprises duster(51) and a plural downflow air nozzles(60), wherein the sliding part comprises sliding rail(21), at least one or more of sliding appliances(23,24), and a pair of guide rails(27A,27B).
Patent KR-20040053442-A (KR)
Inventor: HA YEONG SEOK
IPC: G02F1/133
Filed: 2002-12-14
Abstract: PURPOSE: An LCD(Liquid Crystal Display) is provided to effectively drive a plurality of common electrodes without distorting signals. CONSTITUTION: An LCD includes an LCD panel(210), a gate driver(230), a data driver(220), a plurality of common electrodes, and a common voltage supply(240). The LCD panel includes a plurality of thin film transistors arranged at intersections of a plurality of gate lines and a plurality of data lines. The gate driver supplies a signal voltage to the gate lines, and the data driver supplies a signal voltage to the data lines. The plurality of common electrodes are formed between the gate lines and divided into groups. The common voltage supply includes a plurality of common voltage supply units that supply a common voltage to the divided groups. The common voltage supply units are formed in parallel in proximity to the gate driver or inserted into the gate driver.
Patent KR-20040054852-A (KR)
Title: A brassiere having a shelterring function electronic wave
Inventor: PARK JOO MIN
IPC: A41C3/10
Filed: 2002-12-18
Abstract: PURPOSE: Provided is a brassiere capable of preventing electron wave emitted from O/A electronic instruments such as a computer from being absorbed into the breast of the user, and capable of stimulating the blood circulation. CONSTITUTION: The brassiere capable of preventing electron wave is obtained by inserting, between two layers(1,2) of urethane sponge, a nonwoven sheet(3) impregnated with 100 parts by weight of an aqueous acrylic solution, 5-20 parts by weight of ferrite, 1-10 parts by weight of carbon, 1-10 parts by weight of charcoal, 1-10 parts by weight of anion-emitting powder and 0.5-2.5 parts by weight of a dispersing agent, adhering them to each other, and then forming into a brassiere.
Patent KR-20040055835-A (KR)
Inventor: CHO BYEONG CHEOL
IPC: C10B31/00
Filed: 2002-12-23
Abstract: PURPOSE: An apparatus for collecting emission gas in coke oven is provided to prevent scattering of noxious substance and air pollution due to emission of coke gas by promptly and automatically detecting, collecting, compressing and discharging emission gas generated when coal is charged into coke oven chamber. CONSTITUTION: The apparatus comprises a subsidiary collection pipe(112) respectively installed at a plural screw feeders(108) of charging car so that the subsidiary collection pipe is opened when emission gas is generated; a pressure accumulator(120) comprising an inner space that is contractible and expandable to receive emission gas with being connected to the subsidiary collection pipe; a collection tank(140) connected to the pressure accumulator to selectively guide the emission gas to an U-tube(108) of the charging car by selectively receiving the emission gas from the pressure accumulator; and a controller(200) for controlling the subsidiary collection pipe, the pressure accumulator and the collection tank, wherein the pressure accumulator comprises a cylindrical housing, a bellows(128) and a lift cylinder(130), and wherein the collection tank comprises a cutout valve(148) for selectively flowing in an external air.
Patent KR-20040061432-A (KR)
Title: Lamp cable connector fixing body for back light unit
Inventor: CHO CHANG YONG
IPC: G02F1/13357
Filed: 2002-12-31
Abstract: PURPOSE: A connector fixture of lamp cables for a backlight unit is provided to insert connectors of lamp cables into the fixture, in order to prevent the lamp cables from moving, thereby minimizing handling problems. CONSTITUTION: A connector fixture is installed on a back cover(25) or a mold frame of a rear side. The connector fixture is differently installed according to length of lamp cables(10,20) extracted from edge portions of the back cover(25). Connectors(12,22) of the lamp cables(10,20) are inserted into the connector fixture in optimal positions. The connector fixture consists of a case(40) having opening portions into which the connectors(12,22) of the lamp cables(10,20) are inserted, and a support member for maintaining an inserted state of the connectors(12,22).
Patent KR-20040061466-A (KR)
Title: A packing box
Inventor: CHOI DEOK WHAN
IPC: B65D25/04
Filed: 2002-12-31
Abstract: PURPOSE: A packing box is provided to enable various goods to be packed as one and to be displayed in a store; and to increase the appearance splendor of the goods to excite customers' interest. CONSTITUTION: The packing box comprises a body(1) having a space for receiving goods and openings at the upper and lower portions; a plurality of caps(5, 7) for closing the openings of the body by connecting with the body; a partitioning member(3) received in the inside of the body for dividing the space in the body; and a plurality of partition fixing members(9,11) provided with a plurality of grooves(9a,11a) or projections being insertedly connected with the front end of both sides of the partitioning member to be fixed.
Patent KR-20020037332-A (KR)
IPC: G11B5/09
Filed: 2001-04-25
Abstract: 본 발명은, 예를 들면 정보매체의 헤더(3) 내부의 소정의 동기 패턴(40), 소위 VFO 필드에 관한 것이다. 제안된 소정의 동기 패턴(40)은, 3T 마크 및 스페이스(41), 8T 마크 및 스페이스(42)와, 5T 마크 및 스페이스(43)의 시퀀스들로 구성된다. 이와 같은 패턴들의 시퀀스는, 정보매체를 판독하는 장치 내부에 배치된 자동 이득 제어(AGC) 증폭기의 동적 범위를 설정하는데 유리하다.
Patent KR-20020035852-A (KR)
Title: Copolymers of Ethylene with C3-C12α-Olefins
IPC: D01F6/30
Filed: 2000-08-01
Abstract: Copolymers of ethylene with C<SUB>3</SUB>-C<SUB>12 </SUB>alpha-olefin have a polydispersity Mw/Mn of <=10, a density of from 0.85 to 0.95 g/cm<SUP>3</SUP>, a proportion of from 1 to 40% by weight of comonomer and a molar mass Mn above 150,000 g/mol and a comonomer composition distribution breadth index above 70%. A process for their preparation is described, as are their use and fibers, moldings, films and polymer mixtures comprising these copolymers.
Patent KR-20020062723-A (KR)
IPC: B65D5/66
Filed: 2000-08-31
Abstract: 직육면체 형상의 견고한 담배갑(1)으로서, 상기 담배갑(1)은 편평하고 팽행하며 마주하는 2개의 작은 측벽(11)과 2개의 마주하는 큰 측벽(12)에 의해 형성되는 측면(8)을 구비한다. 큰 측벽(12)의 각각은 외측으로 볼록한 형상을 가지고, 날카로운 엣지(13)를 따라 작은 측벽(11)에 연결되며, 2개의 작은 측벽(11)과 함께 각기 둔각(14)을 이루고 있다. 담배갑(1)은 또한 작은 측벽(11)과 평행한 힌지(7)에 의해 컵 형상의 하부 컨테이너(4)에 힌지 연결된다.
Patent KR-20020029128-A (KR)
IPC: B60R21/16
Filed: 2000-09-06
Abstract: 본 발명은 특히 자동차 내의 시트에 배치된 승객-보호 장치의 작동을 제어하기 위한 방법 및 장치에 관한 것이다.  본 발명에 따르면, 비착석된 시트(2)와 사람(12)에 의해 착석된 시트의 위치의 3차원적인 표면 영상 데이타가 3차원에서 작동하는 영상-형성 과정을 이용하여 생성된다.  시트에 배치된 승객-보호 장치(16,24)가 사람의 위치 및 체적 또는 몸무게에 따라 제어될 수 있는 방식으로, 시트 상에서 사람(12)에 의해 착석된 체적이 2 세트의 영상 데이타를 서로로부터 삭제함으로써 결정된다.
Patent KR-20020041823-A (KR)
IPC: G02B5/12
Filed: 2000-02-23
Abstract: 본 발명은 건조 및 습윤 조건 하에 재귀반사성을 나타내는 노출 렌즈 재귀반사 물품 (10)을 제공한다. 본 발명의 물품은 제1 반사층 (14)이 광학 부재의 매립 부위에 배치된 제1 세트의 광학 부재 (12)를 포함한다. 제1 세트의 광학 부재는 주로 건조 재귀반사에 기여한다. 본 발명의 물품은 공간층 (26) 뒤에 제2 반사층 (24)를 보유하는 제2 세트의 광학 부재 (22)를 추가로 포함한다. 제2 세트의 광학 부재는 주로 습윤 재귀반사에 기여한다. 일 실시태양에 있어서, 제1 세트 및 제2 세트의 광학 부재는 거의 동일한 평균 직경, 굴절률 및 밀도를 보유한다.
Patent KR-20020042873-A (KR)
Title: Optical component and method of manufacturing same
IPC: G02B6/42
Filed: 2001-08-09
Abstract: The optical component comprises a first element (1) having a light-emission surface (2) and a second element (3) having a light-entrance surface (4), a bonding layer (5) interconnecting the elements (1, 3) being provided between said surfaces (2, 4). The bonding layer (5) is an optically transparent layer of paraffin, which efficiently couples light from the first element (1) into the second element (3) and carefully positions said elements (1, 3) with respect to each other. In the method of manufacturing the optical component, the first element (1) and the second element (3) are fitted together by joining the surfaces (2, 4) so as to form a capillary space (7), which capillary space (7) is filled by making it suck up liquid paraffin, the paraffin is allowed to cool and solidified in order to form an optically transparent bonding layer (5) of paraffin in the capillary space (7).
Patent KR-20020068350-A (KR)
IPC: H04L1/00
Filed: 2000-11-02
Abstract: 통신 시스템(100)에서의 방법은, 유한한 시간 주기(131)를 갖는 제 1 시간 프레임(121)을 통해 제 1 데이터 패킷(111)을 공급원 이용자(101)로부터 전송하는 단계와, 제 1 시간 프레임(121)에 바로 후속하는, 제 2 시간 프레임(122)을 통해 제 2 데이터 패킷(112)을 공급원 이용자(101)로부터 전송하는 단계와, 제 1 또는 상기 제 2 데이터 패킷(111 및 112)들과 연관된 데이터 패킷의 양호한 수신의 수신확인을 검출하는 단계와, 검출까지 시간 프레임 순차(190)내의 제 1 및 제 2 시간 프레임들(121 및 122)의 순차로 제 1 및 제 2 데이터 패킷들(111 및 112)의 전송을 반복하는 단계를 포함한다.
Patent KR-20020064997-A (KR)
IPC: G10H1/36
Filed: 2000-12-25
Abstract: 휴대 전화 시스템(100)은 센터(110), 통신 네트워크(120) 및 휴대 전화기(1)로 구성된다.  센터(110)는 악곡 데이터를 저장하고, 휴대 전화기(1)에 악곡 데이터를 배포한다.  휴대 전화기(1)는 가라오케의 가창력 채점 기능을 가지며, 사용자의 채점 데이터를 센터(110)로 보낸다.  센터(110)는 수신한 채점 데이터를 저장하고, 집계, 순위 결정 등 데이터의 가공을 한다.  그리고, 휴대 전화기(1)로부터의 요구에 따라서, 혹은 일정한 기간마다 가공한 데이터를 제공한다.  이와 같이, 휴대 전화기는 가라오케 기능을 갖고, 또한 채점 기능을 갖는다.  또, 채점 결과를 관리 센터로 송신하여 집계하고, 집계 결과를 휴대 전화기에 의해 볼 수 있는 휴대 전화 시스템을 구축하고 있다.
Patent KR-20020080372-A (KR)
Title: 금속 촉매 캐리어
IPC: B01J35/04
Filed: 2001-11-12
Abstract: 금속 촉매 캐리어(2)는 좋은 생산성을 갖고 배기 가스의 유동이 난류가 되게 함으로써 벌집형 구조의 파열, 절단 및 비틀림 없이 배기 성능을 향상시킨다.  금속 촉매 캐리어(2)는 배기 가스가 셀 통로(7)를 통과하도록 기본 시트(5)와 주름진 시트(6) 사이에 형성된 복수의 셀 통로(7)와 함께 기부 금속 시트(5) 및 주름진 금속 시트(6)를 갖는다.  기본 시트(5) 또는 주름진 시트(6)에는 셀 통로(7)에 수직인 방향으로 구멍 선(8, 9)을 따라 배열된 복수의 구멍(5a, 6a)이 제공된다.  인접한 구멍 선(8, 9) 사이에서, 구멍 선(8, 9)을 형성하는 구멍(5a, 6a)은 셀 통로(7)의 종방향에 수직인 방향으로 소정의 거리만큼 분리된다.
Patent KR-20020086587-A (KR)
IPC: H01L23/433
Filed: 2000-03-09
Abstract: 본 발명은 리드가 없는 표면 실장형, 수지 밀봉형 반도체 장치 및 그 제조 방법에 관한 것이다.  반도체 소자, 이 반도체 소자를 밀봉하는 수지 패키지, 이 수지 패키지의 실장 측면에 돌출 형성된 단자, 및 이 단자와 반도체 소자 상의 전극 패드를 서로 전기적으로 접속하는 와이어를 포함하는 반도체 장치에서, 반도체 소자의 하면에 반도체 소자 내에서 발생하는 열을 방열하는 방열판이 설치되어 방열 특성을 향상시킨다.
Patent KR-20030001444-A (KR)
IPC: B01D53/94
Filed: 2002-02-26
Abstract: 촉매층에 알칼리 금속 및 알칼리토류 금속으로 이루어지는 그룹으로부터 선택되는 적어도 하나(칼륨 등)를 흡장제로서 첨가하여 이루어지는 배기 가스 정화용 촉매에 있어서, 촉매층은 흡장제(칼륨 등)와 해당 흡장제와 친화성이 높은 산성질 재료(30)를 포함하는 제 1 촉매층(20)과, 흡장제를 포함하고 산성질 재료를 포함하지 않는 제 2 촉매층(40)으로 구성되어 있다.
Patent KR-20020095233-A (KR)
Title: Blind carrier offset detection for quadrature modulated digital communication systems
Filed: 2000-04-25
Abstract: A system and method for estimating the frequency offset experienced between carrier and local oscillator frequencies in communication systems using quadrature modulation. The invention exploits the geometry of the quadrature modulation constellation and estimates actual offset within a predefined carrier offset value without requiring data estimation.
Patent KR-20030007803-A (KR)
IPC: G10L19/00
Filed: 2002-02-25
Abstract: 본 발명은 신호를 전송하기 위한 데이터 스트림(DC, data stream)에 관한 것이며, 여기에서 데이터 스트림은 압축 기법으로 생성되고 시간 연속 데이터 패킷들(DP1, DP2)을 포함하며, 이 데이터 패킷들(DP1, DP2)의 각각은 시간 간격 중에 나타나는 신호 부분을 표시하고, 또한 각각 두 개의 시간 연속 데이터 패킷들(DP1, DP2)을 표현하기 위한 조합 데이터 패킷들(KP)을 포함한다.
Patent KR-20040065514-A (KR)
Inventor: LEE BEOM HAN
IPC: A23G3/00
Filed: 2003-01-14
Abstract: PURPOSE: A method of making a cookie using black sesame, unpolished glutinous rice and black beans together with an egg, sugar and herbal plants is provided. The product evenly contains essential nutrients necessary for human body and thus can be used as a meal substitute for some meals and a nutritious snack. CONSTITUTION: Each of black sesame, unpolished glutinous rice and black beans is roasted and ground. Then, 5 to 25 parts by weight of black sesame flour, 40 to 70 parts by weight of unpolished glutinous rice flour and 20 to 40 parts by weight of black bean flour are mixed with 5 to 25 parts by weight of herbal powder, added with a mixture of an egg and sugar and then baked at 140 to 160deg.C for 30 to 40min after molding. The herbal powder comprises 10 to 30 parts by weight of Angelicae Gigantis Radix, 10 to 30 parts by weight of Paeoniae Radix, 10 to 30 parts by weight of Rehmanniae Radix Preparata, 10 to 30 parts by weight of Liriopis Tuber and 10 to 30 parts by weight of Glycyrrhizae Radix.
Patent KR-20040066992-A (KR)
Inventor: YOON JUN HO
IPC: H01L21/28
Filed: 2003-01-21
Abstract: PURPOSE: A method for forming a dual damascene pattern is provided to avoid a via faceting phenomenon, a via fencing phenomenon and a via bowing phenomenon that are caused by a difference of a via hole density and to prevent inner capacitor from being increased by eliminating the formation of a trench etch stop layer of a relatively high dielectric constant inside a low dielectric interlayer dielectric. CONSTITUTION: A diffusion blocking layer(12) and an insulation layer(13) for a via hole are formed on a substrate(10) with an interconnection. The insulation layer for the via hole and the diffusion blocking layer are partially etched to form a via hole to which the interconnection is exposed. The via hole is filled with an organic BARC(bottom anti-reflective coating)(16). A photoresist pattern(17) for a trench is formed on the BARC. The organic BARC is etched to expose a part of the insulation layer for the via hole by an etch process using the photoresist pattern for the trench.
Patent KR-20040067471-A (KR)
Inventor: LEE GI RANG
Filed: 2003-01-23
Abstract: PURPOSE: A method for selling goods on the online by selecting a probability is provided to buy the expensive goods with many drawing changes through the instant drawing confirmation and the drawing by selecting one from the goods sale prices setting the different probability to the same goods sold on the online. CONSTITUTION: A web site provides the goods sale prices setting the different probability to the same goods(300). After selecting one from the goods sale prices through the Internet, a customer buys a purchase ticket(320). The prize of the purchase ticket is confirmed instantly(330). If the customer wins the instant prize, the goods are provided to the customer. If not, the preset prize probability is given to the purchase ticket(340). If the customer loses the drawing, the preset prize probability is given to the purchase ticket and is drawn again(350).
Patent KR-20040072284-A (KR)
Inventor: LEE DAE YEOP
IPC: G03F7/00
Filed: 2003-02-10
Abstract: PURPOSE: Provided is a process for forming photoresist patterns, which uses dual exposure steps with a changed order for subjecting multiple substrates to exposure, and thus increases the throughput and productivity in a semiconductor production process. CONSTITUTION: The process for forming photoresist patterns including a first pattern and a second pattern individually on multiple substrates comprises: a step(S200) of subjecting multiple substrates to exposure sequentially by using a first mask for forming the first pattern of the photoresist patterns; a step(S300) of baking the exposed substrates; a step(S400) of further subjecting the baked substrates to exposure sequentially by using a second mask for forming the second pattern of the photoresist patterns; and a step(S500) of further baking the exposed substrates.
Patent KR-20040077335-A (KR)
Inventor: KIM BYEONG JIN
IPC: G11B7/004
Filed: 2003-02-28
Abstract: PURPOSE: A method for managing still pictures of a high-density optical disk is provided to differently record/manage a presentation time for the same still pictures in plural playlists. CONSTITUTION: Plural still pictures(picture 1-picture k) recorded in MPEG2 TSs(Transport Streams) are recorded/managed in clip file. Entry points(EP 1-EP k) linked with the plural still pictures, respectively, are recorded/managed in clip information files. Plural playlist files linked with the clip information files are recorded/managed. At least more than one play item is included/recorded in the first and second play lists(PlayList 1,2). The play items are linked with the entry points recorded in the clip information files, respectively.
Patent KR-20040078364-A (KR)
Inventor: CHUN SUN YE
IPC: A22C17/00
Filed: 2003-03-04
Abstract: PURPOSE: A meat slicing device is provided to enable a lump of meat to be automatically sliced into even roll form pieces. CONSTITUTION: The meat sliding device comprises a flat blade(15) installed under a box(13) for supporting a lump of meat(12) and adapted to slice the meat lump, and a meat slice rolling unit(16) installed under the flat blade and adapted to roll the meat slice in a cylindrical roll form. When the box moves the lump of meat toward the flat blade, a belt(54) rotates to forcibly roll the sliced meat pieces. Then, when the box is oppositely moved, the belt reversely rotates to discharge the meat pieces.
Patent KR-20030074364-A (KR)
Title: 인쇄 회로 기판의 제조방법
IPC: H05K1/05
Filed: 2003-03-11
Abstract: 본 발명은, 더미 패턴을 제거하기 위한 특별한 단계없이 저비용으로 두께 변화가 적은 회로 패턴을 갖는 인쇄 회로 기판(printed circuit board)을 제조하는 방법에 관한 것이다.  본 발명은, 지지 기판(1)의 하나의 표면상에 절연층(2)을 소정의 패턴으로 형성시키고, 상기 절연층(2)상에 회로 패턴(6)을 형성시키는 한편, 상기 지지 기판(1)의 하나의 표면상의 절연층(2)이 없는 영역에 더미 패턴(7)을 형성시키고, 절연층(2) 및 회로 패턴(6)이 없는 지지 기판(1)의 불필요한 부분을 더미 패턴(7)과 함께 용해시켜 제거하는 것을 특징으로 한다.
Patent KR-20040082529-A (KR)
Inventor: CHOI DU JIN
IPC: B01J20/30
Filed: 2003-03-19
Abstract: PURPOSE: Provided is a method for preparing a porous material having a large specific surface area which is able to provide a porous material having an improved specific surface area and increased strength by growing silicon carbide whisker in pores of a preform. CONSTITUTION: The method comprises steps of (a) heating a preform; (b) flowing a diluent gas and carbon-containing gas in the preform to form a pyrolyzed carbon intermediate layer on the surface of the inner pore of the preform; and (c) controlling the flow rate of the diluent gas and carrier gas to deposit β-silicon carbide whisker on the carbon intermediate layer.
Patent KR-20040083578-A (KR)
Inventor: BAEK TAE IL
IPC: A61L9/22
Filed: 2003-03-24
Abstract: PURPOSE: A tube-type plasma anion generator is provided to stably generate an anion in a strong air flow, to make the periodical washing of an electrode by preventing NOx during discharging from being generated, and to maintain the comfortable indoor environment by generating the proper amount of ozone. CONSTITUTION: The tube-type plasma anion generator includes; an operator(10), determining the operation intensity of the anion generator on the base of the user's selection or the data of a sensor; a power and control unit(20), generating a timing control signal according to the operation intensity signal; a high-voltage application unit(30), applying a high voltage to an anion generating electrode(40) according to the control of the power and control unit(20); an insulated, dielectric tube, having a first and second electrode formed; and an anion generating electrode(40), generating the anion by using an atmospheric pressure plasma caused inside a dielectric tube with the first electrode.
Patent KR-20040090516-A (KR)
Inventor: JUNG HUI SANG
IPC: H04B10/00
Filed: 2003-04-17
Abstract: PURPOSE: An optical amplifying device having an automatic input level controlling function is provided to control the amplitude of an optical signal while reducing input deflection by wavelengths. CONSTITUTION: A variable optical attenuator(10) attenuates the amplitude of an inputted optical signal within a predetermined range, and changes the attenuated amplitude according to the first control voltage. An optical amplifier(20) detects the amplitude of the optical signal outputted from the variable optical attenuator(10), amplifies the inputted optical signal, and outputs the amplified optical signal. A controller(30) receives a amplitude detection value of the detected optical signal from the optical amplifier(20), compares the received amplitude value with a reference amplitude, and controls the first control voltage to attenuate the optical signal if the received amplitude value is bigger.
Patent KR-20030036555-A (KR)
Inventor: BAE YEONG JU
IPC: F24F3/06
Filed: 2003-04-18
Abstract: PURPOSE: A front side suction and discharge type outdoor unit for an air conditioner is provided to rapidly discharge heat in a control box using a heat sink. CONSTITUTION: An outdoor unit comprises an outdoor unit casing(10) having one side facing the outside opened and the other sides closed to introduce and discharge outside air through the one side; a compressor installed in the outdoor unit casing to compress refrigerant vapor supplied from an indoor unit through a tube; an air-cooled condenser(30) condensing refrigerant vapor by outside air introduced through the one side of the outdoor unit casing; a cooling fan(40) introducing outside air to the air-cooled condenser and discharging air having exchanged heat to the one side of the outdoor unit casing; and a control box(50) controlling the compressor, the air-cooled condenser and the cooling fan. The control box includes an inverter circuit therein, and having a heat sink(60) attached on at least one side of the control box near the inverter circuit. The heat sink is placed on a discharge route from the air-cooled condenser to the cooling fan through which air having exchanged heat moves.
Patent KR-20030045711-A (KR)
Inventor: LEE HEE BONY
IPC: A61P17/00
Filed: 2003-04-16
Abstract: PURPOSE: A method of preparing an agent for treating athletes foot by blending wood tar, tourmaline and herbal extracts as a main component is provided. The agent treats athletes foot, removes unpleasant feet odor, prevents itch and improves foot health. CONSTITUTION: To prepare an agent for treating athletes foot, wood tar is heated with tourmaline and herbal extracts, and the obtained gas is cooled. The therapeutic agent for athletes foot also can be prepared by blending 90% by weight of wood tar with 10% by weight of tourmaline and herbal extracts.